Two Harmonic Waves Travelling in Opposite Directions Interfere to Produce

question 10

Multiple Choice

Two harmonic waves travelling in opposite directions interfere to produce a standing wave described by y = 3 sin (2x) cos 5t where x is in m and t is in s. What is the wavelength of the interfering waves?

• A)3.14 m
• B)1.00 m
• C)6.28 m
• D)12.0 m
• E)2.00 m

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